{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical"], "input": "LY294002 , a specific PI3K / AKT inhibitor , selectively activated the p38 MAPK kinase pathway and enhanced c - Jun phosphorylation , but did not activate JNK ."}
{"Chemical": ["LY294002"]}